Just wondering if i can use any charger for Li-ion batteries to charge my LiFePO4 batteries, as long as voltage is the same 
Unfortunately my cheep Ultrafire WF-188 from Deal Extreme has difficulties charging almost all my batteries, including any CR123 both Li-ion and LiFePO4.

Unfortunately my cheep Ultrafire WF-188 from Deal Extreme has difficulties charging almost all my batteries, including any CR123 both Li-ion and LiFePO4.